Home / 16,405,763.20-24,608,644.80-8,753,012.80

Finding the Fourth Proportional to 16,405,763.20, 24,608,644.80 and 8,753,012.80

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Solution

The fourth proportional to 16,405,763.20, 24,608,644.80 and 8,753,012.80 is: 13,129,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,405,763.20 : 24,608,644.80 = 8,753,012.80 : x
  2. Step 2: Convert to fraction form
    16,405,763.20/24,608,644.80 = 8,753,012.80/x
  3. Step 3: Cross multiply
    16,405,763.20x = 24,608,644.80 × 8,753,012.80
  4. Step 4: Simplify right side
    16,405,763.20x = 215,399,782,925,053.47
  5. Step 5: Solve for x
    x = 215,399,782,925,053.47/16,405,763.20
  6. Step 6: Final answer
    x = 13,129,519.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.